1.

4. Simplify and give reasonsX(1) (4° +5')*52(iii) (2-' + 3-1+4-5 À (Iv) *** (3° -3")3(v) 1+ 2-' + 3-1 + 4°(vi)​

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ABHINAV SHANKER PHONE, and a BIT. I'm a BIG.



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